Datasheet

MAX5251
+3V, Quad, 10-Bit Voltage-Output DAC
with Serial Interface
_______________________________________________________________________________________ 5
2.7 2.8 3.02.9 3.1 3.2 3.3 3.4 3.6
SUPPLY CURRENT
vs. SUPPLY VOLTAGE
MAX5251-05
SUPPLY VOLTAGE (V)
SUPPLY CURRENT (µA)
3.5
1000
950
900
850
800
750
700
600
650
500
550
CODE = FFC HEX
0
-2.5
0.01 0.1 1 10 100
FULL-SCALE ERROR
vs. LOAD
MAX5251-03
LOAD (k)
FULL-SCALE ERROR (LSB)
-1.0
-1.5
-2.0
-0.5
____________________________Typical Operating Characteristics (continued)
(V
DD
= +3.3V, T
A
= +25°C, unless otherwise noted.)
0.50
0
0.1 1 10 100
TOTAL HARMONIC DISTORTION
PLUS NOISE vs. FREQUENCY
0.05
0.10
0.15
0.20
0.25
0.30
MAX5251-02
FREQUENCY (kHz)
THD + NOISE (%)
0.35
0.40
0.45
DAC CODE = FULL SCALE
REFAB = 1V
P-P
R
L
= 5k
C
L
= 100pF
-100
0.5 1.6 3.8
OUTPUT FFT PLOT
-60
0
MAX5251-10
FREQUENCY (kHz)
SIGNAL
AMPLITUDE
(dB)
2.7 4.9 6.0
-20
-40
-80
V
REF
= 1kHz, 0.006V TO 1.6V
R
L
= 5k
C
L
= 100pF
-100
0.5 1.2 2.6
REFERENCE FEEDTHROUGH
AT 1kHz
-60
0
MAX5251-11
FREQUENCY (kHz)
SIGNAL AMPLITUDE (dB)
1.9 3.3 4.0
-20
-40
-80
REFAB INPUT SIGNAL
V
REF
= 1.6V
P-P
AT 1kHz
R
L
= 5k
C
L
= 100pF
OUTA FEEDTHROUGH